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JPL Small-Body Database Browser
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15639 (2074 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2015639
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09112436049016423 3.7347e-08  
a 2.322296190954375 9.0243e-09 au
q 2.110678435684913 8.5443e-08 au
i 2.522073508778159 4.9678e-06 deg
node 239.023246717638 9.4536e-05 deg
peri 210.2157499701497 9.8529e-05 deg
M 241.4107927551522 2.7413e-05 deg
tp 2459426.311618018959
(2021-Jul-30.81161802)
9.8574e-05 TDB
period 1292.631817415957
3.54
7.5346e-06
2.063e-08
d
yr
n .2785015772856807 1.6234e-09 deg/d
Q 2.533913946223836 9.8466e-09 au
  Orbit Determination Parameters
   # obs. used (total)      775  
   data-arc span      21430 days (58.67 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54676  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:23:32  

Additional Information
 Earth MOID = 1.12757 au 
 Jupiter MOID = 2.60808 au 
 T_jup = 3.570 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO279680  

15639 (2074 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2074 P-L = 1999 TC151 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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